From f6c0a27feedb8258afbf10d64c7040e327377250 Mon Sep 17 00:00:00 2001
From: "Ian M." <ian@aptel.org>
Date: Sun, 4 Oct 2026 22:00:53 +0000
Subject: lexer: Bail if the token is invalid

Signed-off-by: Ian M. <ian@aptel.org>
---
 core/lexer.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/lexer.c b/core/lexer.c
index 53a418d..163e2f5 100644
--- a/core/lexer.c
+++ b/core/lexer.c
@@ -4,6 +4,7 @@
  */
 
 #include <atas/lexer.h>
+#include <atas/trace.h>
 #include <stdio.h>
 #include <stdbool.h>
 
@@ -79,5 +80,7 @@ atas_lexer_scan(struct atas_state *state, struct atas_token *token)
         return 0;
     }
 
+    trace_fatal("unexpected token '%c' while scanning\n", c);
+    atas_fatal(state);
     return -1;
 }
-- 
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